Base | Representation |
---|---|
bin | 10111001101110001111111… |
… | …011010100001110010101101 |
3 | 111101111212100220202000020012 |
4 | 113031301333122201302231 |
5 | 101340320100124033401 |
6 | 1001053020213503005 |
7 | 30335430140203361 |
oct | 2715617732416255 |
9 | 441455326660205 |
10 | 102102100221101 |
11 | 2a595291862282 |
12 | b5500a2941a65 |
13 | 44c8257354416 |
14 | 1b2daa76292a1 |
15 | bc0d9b0948bb |
hex | 5cdc7f6a1cad |
102102100221101 has 8 divisors (see below), whose sum is σ = 107484779719680. Its totient is φ = 96720309197568.
The previous prime is 102102100221083. The next prime is 102102100221113. The reversal of 102102100221101 is 101122001201201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102102100221101 - 222 = 102102096026797 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102102100221131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221882861 + ... + 222342546.
It is an arithmetic number, because the mean of its divisors is an integer number (13435597464960).
Almost surely, 2102102100221101 is an apocalyptic number.
It is an amenable number.
102102100221101 is a deficient number, since it is larger than the sum of its proper divisors (5382679498579).
102102100221101 is a wasteful number, since it uses less digits than its factorization.
102102100221101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444237523.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 102102100221101 its reverse (101122001201201), we get a palindrome (203224101422302).
It can be divided in two parts, 102102100 and 221101, that added together give a palindrome (102323201).
The spelling of 102102100221101 in words is "one hundred two trillion, one hundred two billion, one hundred million, two hundred twenty-one thousand, one hundred one".
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